639047808

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{11321}}^1$

素因数の和:11355

約数の個数: 144

約数和(自身を含む): 2139348510

約数和(自身を除く): 1500300702

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 384, 392, 441, 448, 504, 576, 588, 672, 784, 882, 896, 1008, 1152, 1176, 1344, 1568, 1764, 2016, 2352, 2688, 3136, 3528, 4032, 4704, 6272, 7056, 8064, 9408, 11321, 14112, 18816, 22642, 28224, 33963, 45284, 56448, 67926, 79247, 90568, 101889, 135852, 158494, 181136, 203778, 237741, 271704, 316988, 362272, 407556, 475482, 543408, 554729, 633976, 713223, 724544, 815112, 950964, 1086816, 1109458, 1267952, 1426446, 1449088, 1630224, 1664187, 1901928, 2173632, 2218916, 2535904, 2852892, 3260448, 3328374, 3803856, 4347264, 4437832, 4992561, 5071808, 5705784, 6520896, 6656748, 7607712, 8875664, 9985122, 10143616, 11411568, 13041792, 13313496, 15215424, 17751328, 19970244, 22823136, 26626992, 30430848, 35502656, 39940488, 45646272, 53253984, 71005312, 79880976, 91292544, 106507968, 159761952, 213015936, 319523904, 639047808]

約数ペア:

[(1, 639047808), (2, 319523904), (3, 213015936), (4, 159761952), (6, 106507968), (7, 91292544), (8, 79880976), (9, 71005312), (12, 53253984), (14, 45646272), (16, 39940488), (18, 35502656), (21, 30430848), (24, 26626992), (28, 22823136), (32, 19970244), (36, 17751328), (42, 15215424), (48, 13313496), (49, 13041792), (56, 11411568), (63, 10143616), (64, 9985122), (72, 8875664), (84, 7607712), (96, 6656748), (98, 6520896), (112, 5705784), (126, 5071808), (128, 4992561), (144, 4437832), (147, 4347264), (168, 3803856), (192, 3328374), (196, 3260448), (224, 2852892), (252, 2535904), (288, 2218916), (294, 2173632), (336, 1901928), (384, 1664187), (392, 1630224), (441, 1449088), (448, 1426446), (504, 1267952), (576, 1109458), (588, 1086816), (672, 950964), (784, 815112), (882, 724544), (896, 713223), (1008, 633976), (1152, 554729), (1176, 543408), (1344, 475482), (1568, 407556), (1764, 362272), (2016, 316988), (2352, 271704), (2688, 237741), (3136, 203778), (3528, 181136), (4032, 158494), (4704, 135852), (6272, 101889), (7056, 90568), (8064, 79247), (9408, 67926), (11321, 56448), (14112, 45284), (18816, 33963), (22642, 28224)]